10919267761 has 2 divisors, whose sum is σ = 10919267762. Its totient is φ = 10919267760.

The previous prime is 10919267747. The next prime is 10919267789. The reversal of 10919267761 is 16776291901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8234473536 + 2684794225 = 90744^2 + 51815^2 .

It is a cyclic number.

It is not a de Polignac number, because 10919267761 - 2¹¹ = 10919265713 is a prime.

It is not a weakly prime, because it can be changed into another prime (10919267701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5459633880 + 5459633881.

It is an arithmetic number, because the mean of its divisors is an integer number (5459633881).

Almost surely, 2^10919267761 is an apocalyptic number.

It is an amenable number.

10919267761 is a deficient number, since it is larger than the sum of its proper divisors (1).

10919267761 is an equidigital number, since it uses as much as digits as its factorization.

10919267761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 285768, while the sum is 49.

The spelling of 10919267761 in words is "ten billion, nine hundred nineteen million, two hundred sixty-seven thousand, seven hundred sixty-one".